A point charge q1 = 1.0 µC is at the starting point and a point charge q2 = 6.0 µC is on the x axis at x = 1 m.
(i) Determine the electric force on charge q2.
(ii) Determine the electric force on q1.
(iii) What would your response for Parts (a) and (b) vary if q2 were -6.0 µC?